include/hw/ppc/pnv_occ.h

   1 /*
   2  * QEMU PowerPC PowerNV Emulation of a few OCC related registers
   3  *
   4  * Copyright (c) 2015-2022, IBM Corporation.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #ifndef PPC_PNV_OCC_H
  21 #define PPC_PNV_OCC_H
  22
  23 #include "exec/memory.h"
  24 #include "hw/qdev-core.h"
  25
  26 #define TYPE_PNV_OCC "pnv-occ"
  27 OBJECT_DECLARE_TYPE(PnvOCC, PnvOCCClass,
  28                     PNV_OCC)
  29 #define TYPE_PNV8_OCC TYPE_PNV_OCC "-POWER8"
  30 DECLARE_INSTANCE_CHECKER(PnvOCC, PNV8_OCC,
  31                          TYPE_PNV8_OCC)
  32 #define TYPE_PNV9_OCC TYPE_PNV_OCC "-POWER9"
  33 DECLARE_INSTANCE_CHECKER(PnvOCC, PNV9_OCC,
  34                          TYPE_PNV9_OCC)
  35 #define TYPE_PNV10_OCC TYPE_PNV_OCC "-POWER10"
  36 DECLARE_INSTANCE_CHECKER(PnvOCC, PNV10_OCC, TYPE_PNV10_OCC)
  37
  38 #define PNV_OCC_SENSOR_DATA_BLOCK_OFFSET 0x00580000
  39 #define PNV_OCC_SENSOR_DATA_BLOCK_SIZE   0x00025800
  40
  41 struct PnvOCC {
  42     DeviceState xd;
  43
  44     /* OCC Misc interrupt */
  45     uint64_t occmisc;
  46
  47     qemu_irq psi_irq;
  48
  49     MemoryRegion xscom_regs;
  50     MemoryRegion sram_regs;
  51 };
  52
  53 struct PnvOCCClass {
  54     DeviceClass parent_class;
  55
  56     int xscom_size;
  57     const MemoryRegionOps *xscom_ops;
  58 };
  59
  60 #define PNV_OCC_SENSOR_DATA_BLOCK_BASE(i)                               \
  61     (PNV_OCC_SENSOR_DATA_BLOCK_OFFSET + (i) * PNV_OCC_SENSOR_DATA_BLOCK_SIZE)
  62
  63 #endif /* PPC_PNV_OCC_H */